1 /*M///////////////////////////////////////////////////////////////////////////////////////
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43 #ifndef __CVVECTRACK_H__
44 #define __CVVECTRACK_H__
54 #define max(a,b) ((a)<(b) ? (b) : (a))
55 #define min(a,b) ((a)>(b) ? (a) : (b))
57 inline int pow2(int v)
62 inline int operator == (const CvRect& r1, const CvRect& r2)
64 return (r1.x == r2.x) && (r1.y == r2.y) &&
65 (r1.width == r2.width) && (r1.height == r2.height);
68 inline int operator != (const CvRect& r1, const CvRect& r2)
74 int CmpPoints(const CvPoint& p1, const CvPoint& p2, int err)
76 /* Simakov: modify __max to max */
77 return (max(abs(p1.x - p2.x), abs(p1.y - p2.y)) < err);
81 int PointInRect(const CvPoint& p, const CvRect& r)
83 return ((p.x > r.x) && (p.x < (r.x + r.width)) &&
84 (p.y > r.y) && (p.y < (r.y + r.height)));
88 int RectInRect(const CvRect& r1, const CvRect& r2)
90 CvPoint plt = {r1.x, r1.y};
91 CvPoint prb = {r1.x + r1.width, r1.y + r1.height};
92 return (PointInRect(plt, r2) && PointInRect(prb, r2));
96 CvRect Increase(const CvRect& r, int decr)
101 rect.width = r.width * decr;
102 rect.height = r.height * decr;
107 CvPoint Increase(const CvPoint& p, int decr)
110 point.x = p.x * decr;
111 point.y = p.y * decr;
116 void Move(CvRect& r, int dx, int dy)
123 void Move(CvPoint& p, int dx, int dy)
130 void Extend(CvRect& r, int d)
139 CvPoint Center(const CvRect& r)
142 p.x = r.x + r.width / 2;
143 p.y = r.y + r.height / 2;
147 inline void ReallocImage(IplImage** ppImage, CvSize sz, long lChNum)
150 if( ppImage == NULL )
155 if (pImage->width != sz.width || pImage->height != sz.height || pImage->nChannels != lChNum)
156 cvReleaseImage( &pImage );
159 pImage = cvCreateImage( sz, IPL_DEPTH_8U, lChNum);
163 #endif //__VECTRACK_H__